Home / 873,256,317.60-1,309,884,476.40-801,830,647.20

Finding the Fourth Proportional to 873,256,317.60, 1,309,884,476.40 and 801,830,647.20

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Solution

The fourth proportional to 873,256,317.60, 1,309,884,476.40 and 801,830,647.20 is: 1,202,745,970.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,256,317.60 : 1,309,884,476.40 = 801,830,647.20 : x
  2. Step 2: Convert to fraction form
    873,256,317.60/1,309,884,476.40 = 801,830,647.20/x
  3. Step 3: Cross multiply
    873,256,317.60x = 1,309,884,476.40 × 801,830,647.20
  4. Step 4: Simplify right side
    873,256,317.60x = 1,050,305,517,469,045,248
  5. Step 5: Solve for x
    x = 1,050,305,517,469,045,248/873,256,317.60
  6. Step 6: Final answer
    x = 1,202,745,970.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.